Because their old fridge died and they need a new one now, and this is all that's in stock.

Because they didn't buy the fridge, their landlord did.

Because the fridge is installed at a workplace, or community centre, or other location at which the individual has no effective choice.

Because there are no new fridges with other desired features which don't have screens.

Because, at some future date, absent legislation or crushing litigation, no non-screen, ad-free fridges exist.

Substitute for "fridge" and "ads" any of number of other consumer / general appliances: stoves, washing machines, dishwashers, phones, televisions, thermostats, doorbells, petrol pumps, etc., or features: cameras, microphones, speakers, iris scanners, thumbprint readers, facial recognition, etc., etc.